function change(){
	var left=$(".img1").css("left");
	var theleft=parseInt(left);
	if(theleft>-2048){
		theleft=theleft-1030;
	}
	else{
		theleft=0;
	}
	left=theleft+"px";
	$(".img1").animate({left:left},500);
	setTimeout(change,2000);
}
window.setTimeout(change,2000);
